At One Click Purchasing, we are your reliable source for the NSN part 4042D manufactured by Genuine Parts Co Inc. We carry a wide range of popular NSN items on our website, including Lamp Unit Vehicular like part number 4042D which is listed with the NSN 6220012257830 for easy identification. If you are interested in 4042D item, then take the advantage of our online RFQ service, or peruse our website as you see fit to find other items of interest that you may wish to learn more about.